Plant protection unmanned aerial vehicle liquid level measuring device

Abstract

The utility model relates to the technical field of plant protection unmanned aerial vehicles, and discloses a plant protection unmanned aerial vehicle liquid level measuring device which comprises an unmanned aerial vehicle pesticide box, a top cover, clamping mechanisms, a plug and a measuring mechanism, the top cover is installed on the top of the unmanned aerial vehicle pesticide box, and the left side and the right side of the top cover are each provided with one clamping mechanism clamped to the unmanned aerial vehicle pesticide box. A measuring mechanism inserted into a pesticide box of the unmanned aerial vehicle is installed on the top cover and comprises a controller, a base plate, a liquid level sensor, a wire, an adjusting rod and a limiting mechanism, the controller is fixed to the top cover, the adjusting rod is installed on the top cover in a sliding mode, the bottom of the adjusting rod is fixed to the base plate, and the liquid level sensor is installed on the base plate; the liquid level sensor is electrically connected with the controller through a wire, and a limiting mechanism used for limiting movement of the adjusting rod is installed on the top cover. The liquid level monitoring device is convenient to install and use, and the liquid level in the unmanned aerial vehicle pesticide box can be accurately monitored.

Description

Technical Field

[0001] The utility model relates to the technical field of plant protection UAVs, in particular to a liquid level measuring device for a plant protection UAV. Background Art

[0002] With the development of technology, more and more people use plant protection drones to spray pesticides. However, the existing plant protection drone medicine box cannot accurately monitor the liquid level in the medicine box, and the operator cannot accurately and clearly grasp the use of the liquid in the medicine box, and can only estimate it by the spraying amount, which will lead to insufficient spraying of the liquid in some farmlands. Therefore, in view of the above situation, it is urgent to develop a plant protection drone liquid level measurement device that is easy to install and use, and can accurately monitor the liquid level in the drone medicine box, so as to overcome the shortcomings in current practical applications and meet current needs. Utility Model Content

[0003] The utility model aims to provide a liquid level measuring device for a plant protection UAV, which is easy to install and use and is convenient for accurately monitoring the liquid level in the medicine box of the UAV.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A liquid level measuring device for a plant protection drone comprises a drone medicine box, a top cover, a clamping mechanism, a plug and a measuring mechanism, wherein a top cover is installed on the top of the drone medicine box, a clamping mechanism clamped to the drone medicine box is installed on both the left and right sides of the top cover, a measuring mechanism inserted into the drone medicine box is installed on the top cover, and the measuring mechanism comprises: a controller, a substrate, a liquid level sensor, a wire, an adjusting rod and a limiting mechanism, the controller is fixed on the top cover, the adjusting rod is slidably installed on the top cover, the bottom of the adjusting rod is fixed to the substrate, a liquid level sensor is installed on the substrate, the liquid level sensor is electrically connected to the controller through a wire, and a limiting mechanism for limiting the movement of the adjusting rod is installed on the top cover.

[0006] Preferably: the limiting mechanism comprises: a vertical plate, a limiting latch and a spring, the vertical plate is fixed on the top cover, a limiting latch inserted into the adjusting rod is slidably mounted on the vertical plate, a spring is mounted on the outer side of the limiting latch, one end of the spring is fixed to the vertical plate, and the other end of the spring is fixed to the limiting latch.

[0007] Preferably, the adjusting rod is provided with a plurality of insertion holes for inserting the limit pins.

[0008] Preferably, a feeding port is provided on the top cover, and a plug for blocking the feeding port is detachably mounted on the top cover.

[0009] Preferably: the clamping mechanism includes: a threaded sleeve, a toggle rod, a threaded rod, a clamping plate and a limiting guide rod, the threaded sleeve is rotatably connected to the side surface of the top cover, a threaded rod passing through the threaded sleeve is installed in the threaded sleeve, the left end of the threaded rod is fixed to the clamping plate, a limiting guide rod passing through the side surface of the top cover is fixed on the clamping plate, the limiting guide rod is slidably connected to the top cover, and a plurality of toggle rods are fixed to the outside of the threaded sleeve.

[0010] The beneficial effect of the utility model is that when the liquid level measuring device for plant protection UAV is used, the top cover is first put on the UAV medicine box, and then the two clamping mechanisms are clamped and fixed to the UAV medicine box, and then the top cover is fixed to the UAV medicine box, and then the limit pin is pulled out from the adjusting rod, and then the adjusting rod is pushed downward, and the adjusting rod is used to drive the base plate and the liquid level sensor to move downward, so that the liquid level sensor is pushed to the bottom end of the UAV medicine box, and then the limit pin is inserted into the adjusting rod to fix the adjusting rod, and the liquid level in the UAV medicine box is measured by the liquid level sensor, and the data is transmitted to the controller, and the data is wirelessly transmitted to the UAV control terminal through the controller for people to view. In summary, the utility model is easy to install and use, and is convenient for accurately monitoring the liquid level in the UAV medicine box. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0012] Figure 2 It is an internal sectional view of the present utility model.

[0013] Figure 3 It is a partial structure diagram of the utility model Figure 1 .

[0014] Figure 4 It is a partial structure diagram of the utility model Figure 2 .

[0015] Figure 5 For this utility model Figure 4 Partial view at point A in the middle.

[0016] Legend:

[0017] 1. UAV medicine box; 2. Top cover; 201. Feeding port; 3. Clamping mechanism; 301. Threaded sleeve; 302. Toggle rod; 303. Threaded rod; 304. Clamping piece; 305. Limit guide rod; 4. Plug; 5. Measuring mechanism; 501. Controller; 502. Base plate; 503. Liquid level sensor; 504. Wire; 505. Adjusting rod; 5051. Socket; 506. Limiting mechanism; 5061. Vertical plate; 5062. Limiting latch; 5063. Spring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] Specific examples are given below.

[0020] See also Figure 1 to Figure 5In an embodiment of the utility model, a liquid level measuring device for a crop protection drone comprises a drone medicine box 1, a top cover 2, a clamping mechanism 3, a plug 4 and a measuring mechanism 5. The top cover 2 is installed on the top of the drone medicine box 1. A clamping mechanism 3 clamped to the drone medicine box 1 is installed on both the left and right sides of the top cover 2. A feeding port 201 is provided on the top cover 2. A plug 4 for plugging the feeding port 201 is detachably installed on the top cover 2. Pesticides can be added to the drone medicine box 1 from the feeding port 201 by removing the plug 4. A measuring mechanism 5 inserted into the drone medicine box 1 is installed on the top cover 2. The measuring mechanism 5 comprises: a controller 5 01, substrate 502, liquid level sensor 503, wire 504, adjustment rod 505 and limit mechanism 506, controller 501 is fixed on top cover 2, adjustment rod 505 is slidably installed on top cover 2, the bottom of adjustment rod 505 is fixed to substrate 502, liquid level sensor 503 is installed on substrate 502, liquid level sensor 503 is electrically connected to controller 501 through wire 504, limit mechanism 506 for limiting the movement of adjustment rod 505 is installed on top cover 2, limit mechanism 506 includes: vertical plate 5061, limit pin 5062 and spring 5063, vertical plate 5061 is fixed On the top cover 2, a limit pin 5062 inserted into the adjusting rod 505 is slidably installed on the vertical plate 5061, and a plurality of sockets 5051 for inserting the limit pin 5062 are provided on the adjusting rod 505. A spring 5063 is installed on the outer side of the limit pin 5062, and one end of the spring 5063 is fixed to the vertical plate 5061, and the other end of the spring 5063 is fixed to the limit pin 5062. When not subject to external force, the limit pin 5062 is inserted into the socket 5051. When in use, first cover the top cover 2 onto the drone medicine box 1, and then clamp and fix the two clamping mechanisms 3 onto the drone medicine box 1. Then, fix the top cover 2 to the drone medicine box 1, then pull out the limit pin 5062 from the adjusting rod 505, and then push the adjusting rod 505 downward, and drive the base plate 502 and the liquid level sensor 503 to move downward through the adjusting rod 505, so that the liquid level sensor 503 is pushed to the bottom end of the drone medicine box 1, and then insert the limit pin 5062 into the adjusting rod 505 to fix the adjusting rod 505. The liquid level in the drone medicine box 1 is measured by the liquid level sensor 503, and the data is transmitted to the controller 501, and the data is wirelessly transmitted to the drone control terminal through the controller 501.

[0021] The clamping mechanism 3 includes: a threaded sleeve 301, a toggle rod 302, a threaded rod 303, a clamping piece 304 and a limiting guide rod 305. The threaded sleeve 301 is rotatably connected to the side of the top cover 2. A threaded rod 303 penetrating the threaded sleeve 301 is installed in the threaded sleeve 301. The left end of the threaded rod 303 is fixed to the clamping piece 304. The clamping piece 304 is fixed with a limiting guide rod 305 penetrating the side of the top cover 2. The limiting guide rod 305 is slidably connected to the top cover 2. The movement of the threaded rod 303 and the clamping piece 304 is rotated by the limiting guide rod 305 so that they cannot rotate but can only move in a straight line. A plurality of toggle rods 302 are fixed on the outside of the threaded sleeve 301. When in use, the threaded sleeve 301 is driven to rotate by the toggle rod 302, and the threaded rod 303 and the clamping piece 304 are driven to move by the threaded sleeve 301, so that the clamping piece 304 is clamped to the drone medicine box 1.

[0022] Working principle: When using the liquid level measuring device for plant protection UAV, first cover the top cover 2 on the UAV medicine box 1, then clamp and fix the two clamping mechanisms 3 on the UAV medicine box 1, and then fix the top cover 2 to the UAV medicine box 1, then pull out the limit pin 5062 from the adjusting rod 505, and then push the adjusting rod 505 downward, and drive the base plate 502 and the liquid level sensor 503 to move downward through the adjusting rod 505, so that the liquid level sensor 503 is pushed to the bottom end of the UAV medicine box 1, and then insert the limit pin 5062 into the adjusting rod 505 to fix the adjusting rod 505, measure the liquid level in the UAV medicine box 1 through the liquid level sensor 503, and transmit the data to the controller 501, and the data is wirelessly transmitted to the UAV control terminal through the controller 501 for people to view.

[0023] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A liquid level measuring device for a plant protection drone, characterized in that: The invention comprises a drone medicine box (1), a top cover (2), a clamping mechanism (3), a plug (4) and a measuring mechanism (5), wherein the top cover (2) is installed on the top of the drone medicine box (1), and a clamping mechanism (3) clamped to the drone medicine box (1) is installed on both the left and right sides of the top cover (2), and a measuring mechanism (5) inserted into the drone medicine box (1) is installed on the top cover (2), and the measuring mechanism (5) comprises: a controller (501), a substrate (502), a liquid level sensor (503), a wire (504), a regulating The controller (501) is fixed on the top cover (2), the adjusting rod (505) is slidably mounted on the top cover (2), the bottom of the adjusting rod (505) is fixed to the base plate (502), a liquid level sensor (503) is mounted on the base plate (502), the liquid level sensor (503) is electrically connected to the controller (501) via a wire (504), and the top cover (2) is mounted with a limiting mechanism (506) for limiting the movement of the adjusting rod (505).

2. The liquid level measuring device for plant protection UAV according to claim 1, characterized in that: The limiting mechanism (506) comprises: a vertical plate (5061), a limiting latch (5062) and a spring (5063); the vertical plate (5061) is fixed on the top cover (2); a limiting latch (5062) inserted into the adjustment rod (505) is slidably mounted on the vertical plate (5061); a spring (5063) is mounted on the outer side of the limiting latch (5062); one end of the spring (5063) is fixed to the vertical plate (5061), and the other end of the spring (5063) is fixed to the limiting latch (5062).

3. The liquid level measuring device for plant protection UAV according to claim 2 is characterized in that: The adjusting rod (505) is provided with a plurality of insertion holes (5051) for inserting the limiting latch pins (5062).

4. The liquid level measuring device for plant protection UAV according to claim 1, characterized in that: The top cover (2) is provided with a feeding port (201), and a plug (4) for plugging the feeding port (201) is detachably mounted on the top cover (2).

5. The liquid level measuring device for plant protection UAV according to claim 1, characterized in that: The clamping mechanism (3) comprises: a threaded sleeve (301), a toggle rod (302), a threaded rod (303), a clamping sheet (304) and a limiting guide rod (305); the threaded sleeve (301) is rotatably connected to the side of the top cover (2); a threaded rod (303) penetrating the threaded sleeve (301) is installed inside the threaded sleeve (301); the left end of the threaded rod (303) is fixed to the clamping sheet (304); a limiting guide rod (305) penetrating the side of the top cover (2) is fixed to the clamping sheet (304); the limiting guide rod (305) is slidably connected to the top cover (2); and a plurality of toggle rods (302) are fixed to the outside of the threaded sleeve (301).

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